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Should the hash code of null always be zero, in .NET
Given that collections like System.Collections.Generic.HashSet<> accept null as a set member, one can ask what the hash code of null should be. It looks like the framework uses 0 :
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jQuery to retrieve and set selected option value of html select element
... I thought that was the original question.
– Jack Holt
Jan 30 '13 at 23:16
You could probably also use attr with the ...
In Android EditText, how to force writing uppercase?
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Android actually has a built-in InputFilter just for this!
edittext.setFilters(new InputFilter[] {new InputFilter.AllCaps()});
Be careful, setFilters will reset all other attributes which were set via XML (i.e. maxLines, inputType,imeOptinos...). T...
How do I find the absolute url of an action in ASP.NET MVC?
... return absoluteAction;
}
}
}
Then call it like this
<%= Url.AbsoluteAction("Dashboard", "Account")%>
EDIT - RESHARPER ANNOTATIONS
The most upvoted comment on the accepted answer is This answer is the better one, this way Resharper can still validate that the Action and...
A 'for' loop to iterate over an enum in Java
... @schatten well, it's a set instead of array. It's not "better", although it describes enum values better in my opinion, because from set's definition, values in set cannot be repeated (like in enum), whereas values in array can be.
– Jezor
Sep 8 '16 a...
C# List of objects, how do I get the sum of a property
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Another alternative:
myPlanetsList.Select(i => i.Moons).Sum();
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How do I use define_method to create class methods?
...s method to access the metaclass:
class Object
def metaclass
class << self
self
end
end
end
class MyClass
# Defines MyClass.my_method
self.metaclass.send(:define_method, :my_method) do
...
end
end
...
Javascript array search and remove string?
...th a more recent 1-line solution:
let arr = ['A', 'B', 'C'];
arr = arr.filter(e => e !== 'B'); // will return ['A', 'C']
The idea is basically to filter the array by selecting all elements different to the element you want to remove.
Note: will remove all occurrences.
EDIT:
If you want t...
“Unknown class in Interface Builder file” error at runtime
...t can't find the code associated with it, and prints the warning.
By default, Objective-C targets will have -all_load -ObjC flags set by default, which will keep all of the symbols. But I had started with a C++ target, and didn't have that. Nevertheless, I found a way around this, which keeps the...
Change EOL on multiple files in one go
... (or even with another tool) to change the line ending automatically on multiple files in one go ?
7 Answers
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